M:tG card similarity search
1U · Creature — Siren
Flash Flying When Threnody Singer enters the battlefield, target creature an opponent controls gets -X/-0 until end of turn, where X is your devotion to blue. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.) 1/3
| Name | Mana | Type | Text |
|---|---|---|---|
| The Watcher in the Water | 3UU | Legendary Creature — Kraken | The Watcher in the Water enters the battlefield tapped with nine stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.) Whenever you draw a card during an opponent's turn, create a 1/1 blue Tentacle creature token. Whenever a Tentacle you control dies, untap up to one target Kraken and put a stun counter on up to one target nonland permanent. 9/9 |
| Serra's Guardian | 4WW | Creature — Angel | Flying (This creature can't be blocked except by creatures with flying or reach.) Vigilance (Attacking doesn't cause this creature to tap.) Other creatures you control have vigilance. 5/5 |
| Bess, Soul Nourisher | 1GW | Legendary Creature — Human Citizen | Whenever one or more other creatures with base power and toughness 1/1 enter the battlefield under your control, put a +1/+1 counter on Bess, Soul Nourisher. Whenever Bess attacks, each other creature you control with base power and toughness 1/1 gets +X/+X until end of turn, where X is the number of +1/+1 counters on Bess. 1/1 |
| Ugin's Insight | 3UU | Sorcery | Scry X, where X is the highest mana value among permanents you control, then draw three cards. |
| Nature's Will | 2GG | Enchantment | Whenever one or more creatures you control deal combat damage to a player, tap all lands that player controls and untap all lands you control. |
| Rabid Elephant | 4G | Creature — Elephant | Whenever Rabid Elephant becomes blocked, it gets +2/+2 until end of turn for each creature blocking it. 3/4 |
| Raucous Entertainer | 1G | Creature — Plant Bard | {1}, {T}: Put a +1/+1 counter on each creature you control that entered the battlefield this turn. 2/2 |
| Wrangle | 1R | Sorcery | Gain control of target creature with power 4 or less until end of turn. Untap that creature. It gains haste until end of turn. |
| Ecstatic Electromancer | 1U/RU/R | Creature — Goblin Wizard | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever Ecstatic Electromancer enters the battlefield or attacks, you may discard a card. If you do, draw a card. 2/3 |
| Obuun, Mul Daya Ancestor | 1RGW | Legendary Creature — Elf Spirit | At the beginning of combat on your turn, up to one target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is Obuun's power. It's still a land. Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on target creature. 3/3 |